8740025920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:469

約数の個数: 168

約数和(自身を含む): 21801060792

約数和(自身を除く): 13061034872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 155, 160, 194, 248, 293, 310, 320, 388, 485, 496, 586, 620, 776, 961, 970, 992, 1172, 1240, 1465, 1552, 1922, 1940, 1984, 2344, 2480, 2930, 3007, 3104, 3844, 3880, 4688, 4805, 4960, 5860, 6014, 6208, 7688, 7760, 9083, 9376, 9610, 9920, 11720, 12028, 15035, 15376, 15520, 18166, 18752, 19220, 23440, 24056, 28421, 30070, 30752, 31040, 36332, 38440, 45415, 46880, 48112, 56842, 60140, 61504, 72664, 76880, 90830, 93217, 93760, 96224, 113684, 120280, 142105, 145328, 153760, 181660, 186434, 192448, 227368, 240560, 281573, 284210, 290656, 307520, 363320, 372868, 454736, 466085, 481120, 563146, 568420, 581312, 726640, 745736, 881051, 909472, 932170, 962240, 1126292, 1136840, 1407865, 1453280, 1491472, 1762102, 1818944, 1864340, 2252584, 2273680, 2815730, 2906560, 2982944, 3524204, 3728680, 4405255, 4505168, 4547360, 5631460, 5965888, 7048408, 7457360, 8810510, 9010336, 9094720, 11262920, 14096816, 14914720, 17621020, 18020672, 22525840, 27312581, 28193632, 29829440, 35242040, 45051680, 54625162, 56387264, 70484080, 90103360, 109250324, 136562905, 140968160, 218500648, 273125810, 281936320, 437001296, 546251620, 874002592, 1092503240, 1748005184, 2185006480, 4370012960, 8740025920]

約数ペア:

[(1, 8740025920), (2, 4370012960), (4, 2185006480), (5, 1748005184), (8, 1092503240), (10, 874002592), (16, 546251620), (20, 437001296), (31, 281936320), (32, 273125810), (40, 218500648), (62, 140968160), (64, 136562905), (80, 109250324), (97, 90103360), (124, 70484080), (155, 56387264), (160, 54625162), (194, 45051680), (248, 35242040), (293, 29829440), (310, 28193632), (320, 27312581), (388, 22525840), (485, 18020672), (496, 17621020), (586, 14914720), (620, 14096816), (776, 11262920), (961, 9094720), (970, 9010336), (992, 8810510), (1172, 7457360), (1240, 7048408), (1465, 5965888), (1552, 5631460), (1922, 4547360), (1940, 4505168), (1984, 4405255), (2344, 3728680), (2480, 3524204), (2930, 2982944), (3007, 2906560), (3104, 2815730), (3844, 2273680), (3880, 2252584), (4688, 1864340), (4805, 1818944), (4960, 1762102), (5860, 1491472), (6014, 1453280), (6208, 1407865), (7688, 1136840), (7760, 1126292), (9083, 962240), (9376, 932170), (9610, 909472), (9920, 881051), (11720, 745736), (12028, 726640), (15035, 581312), (15376, 568420), (15520, 563146), (18166, 481120), (18752, 466085), (19220, 454736), (23440, 372868), (24056, 363320), (28421, 307520), (30070, 290656), (30752, 284210), (31040, 281573), (36332, 240560), (38440, 227368), (45415, 192448), (46880, 186434), (48112, 181660), (56842, 153760), (60140, 145328), (61504, 142105), (72664, 120280), (76880, 113684), (90830, 96224), (93217, 93760)]